# Define your item pipelines here
#
# Don't forget to add your pipeline to the ITEM_PIPELINES setting
# See: https://docs.scrapy.org/en/latest/topics/item-pipeline.html


# useful for handling different item types with a single interface
from itemadapter import ItemAdapter

import json
class JindonPipeline:
    def process_item(self, item, spider):
        item=dict(item)
        data=json.dumps(item,ensure_ascii=False,indent=2)
        with open("京东图书.json","a",encoding="utf-8")as file1:
            file1.write(data+",\n")
        return item
